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    Re: Bygrave revised rules for converting azimuth angle to Zn
    From: Gary LaPook
    Date: 2010 Jul 12, 03:47 -0700

    Gary LaPook wrote:
    
    This is how the new rules should look.
    >
    > The new rules look like this:
    > 
    >                                                                 
    > Azimuth Rules
    >                                                                 North 
    > Latitude
    >                                                      0 < LHA  < 180  < 
    > LHA < 360
    > If DEC or W > LAT                  Zn = 360 - Az        Zn = Az
    > If DEC contrary or W < LAT    Zn = 180 + Az        Zn = 180 - Az
    >
    >                                                                 South 
    > Latitude
    > If DEC or W > LAT                  Zn = 180 + Az        Zn = 180 - Az
    > If DEC contrary or W < LAT     Zn = 360 - Az        Zn = Az
    >
    >
    > I have attached a better copy of the revised form.
    >
    >
    >
    > gl
    
    
    
    
    

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